do I not labour? do you not labour? does she not labour? do we not labour? do you not labour? do they not labour?
Present continuous
am I not labouring? are you not labouring? is she not labouring? are we not labouring? are you not labouring? are they not labouring?
Preterite
did I not labour? did you not labour? did she not labour? did we not labour? did you not labour? did they not labour?
Preterite continuous
was I not labouring? were you not labouring? was she not labouring? were we not labouring? were you not labouring? were they not labouring?
Present perfect
have I not laboured? have you not laboured? has she not laboured? have we not laboured? have you not laboured? have they not laboured?
Present perfect continuous
have I not been labouring? have you not been labouring? has she not been labouring? have we not been labouring? have you not been labouring? have they not been labouring?
Pluperfect
had I not laboured? had you not laboured? had she not laboured? had we not laboured? had you not laboured? had they not laboured?
Pluperfect continuous
had I not been labouring? had you not been labouring? had she not been labouring? had we not been labouring? had you not been labouring? had they not been labouring?
Future
will I not labour? will you not labour? will she not labour? will we not labour? will you not labour? will they not labour?
Future continuous
will I not be labouring? will you not be labouring? will she not be labouring? will we not be labouring? will you not be labouring? will they not be labouring?
Future perfect
will I not have laboured? will you not have laboured? will she not have laboured? will we not have laboured? will you not have laboured? will they not have laboured?
Future perfect continuous
will I not have been labouring? will you not have been labouring? will she not have been labouring? will we not have been labouring? will you not have been labouring? will they not have been labouring?
Conditional
Present
would I not labour? would you not labour? would she not labour? would we not labour? would you not labour? would they not labour?
Present continuous
would I not be labouring? would you not be labouring? would she not be labouring? would we not be labouring? would you not be labouring? would they not be labouring?
Past
would I not have laboured? would you not have laboured? would she not have laboured? would we not have laboured? would you not have laboured? would they not have laboured?
Past continuous
would I not have been labouring? would you not have been labouring? would she not have been labouring? would we not have been labouring? would you not have been labouring? would they not have been labouring?